银杏类

中生代银杏类植物系统发育、分类和演化趋向

Mesozoic Ginkgoaleans : Phylogeny , Classification and Evolutionary Trends

这与国内外银杏类上市产品均为银杏总黄酮和总内酯的复合物相吻合，银杏黄酮和银杏内酯协调作用的机制值得进一步探讨。

These results showed good consistance with that the composition of ginkgo products listed both at home and abroad is complexes of total flavonoids and ginkgolide .

另一方面，落叶的银杏类和松柏类，以及裸子植物木化石中具有清楚的生长轮，又说明该地区的古气候存在着季节变化。

On the other hand , some deciduous gymnosperms including Ginkgoales , and the presence of growth rings in the fossil secondary wood , indicate seasonal changes .

超临界CO2萃取银杏黄酮类物质工艺的研究

Studies on Extraction Ginkgo Flavonoids Process of Supercritical CO_2

银杏内酯类合成物F抗血小板激活因子和组织胺的实验研究

Experimental Study on Effect of Antagonizing Platelet-Activating Factor and Histamine of Synthetic Ginkgolide F in Guinea-Pigs

银杏黄酮类化合物的NMR指纹图谱分析及定量研究

The Fingerprint-quantitative Study of Ginkgo Flavonoides by NMR Method

目的：研究银杏内酯类合成物F（简称药物F）同时拮抗组织胺（HA）和血小板激活因子（PAF）的作用。

To investigate the antagonizing effect of synthetic Ginkgolide F ( SGF ) on platelet-activating factor ( PAF ) and histamine ( HA ) in guinea-pigs .

银杏黄酮类物质抗肿瘤作用初探

Primary study on anti-tumor effect of Ginkgo biloba flavonoids

酶法提取银杏黄酮类化合物研究

Study on the extraction of total flavonoids from Ginkgo Leaves by enzyme hydrolysis

测定犬血浆银杏黄酮类化合物含量的方法

Method for Quantification of Ginkgo Flavonoids in Dog Plasma

改性聚酰胺层析柱的性能及其在银杏黄酮类化合物提取中的应用

Properties of the chromatography column of improved polyamide and it ′ s application in Gingkgo flavonoids extract

结论外标四点法可以用于银杏萜类内酯的含量测定。

Conclusion The ESM of four points can be used on determine the assay for Ginkgo Terpene Lactones .

在提取银杏叶黄酮类化合物时，通过对提取方法、提取温度、提取时间、提取液pH值进行考察，确定了最佳提取工艺。

In the process of flavonoids extraction from ginkgo biloba , after investigating the extracting method , the extracting temperature , extracting time , and pH value of extracts , the best extraction process is determined .

银杏叶黄酮类化合物提取方法的研究

Study on the extracting technology of flavonoids in ginkgo biloba leaves

银杏渣中类胡萝卜素的提取及柱层析研究

Study on extraction and chromatography separation of carotenoids from ginkgo residue

大孔吸附树脂对银杏叶黄酮类化合物吸附及解吸的研究

The study on adsorption performance of macroporous adsorbent for gingko flavonoids glycosides

膜分离技术在提取银杏叶黄酮类化合物中的应用

The Application of Membrane Technology in Extracting Flavones Compounds in Ginkgo Leaves

银杏叶黄酮类化合物具有很高的保健和药用价值。

Ginkgo biloba flavone glycosides have high values of health care and drug .

银杏叶黄酮类化合物合成代谢规律的研究

Study on the synthesis and metabolism of the flavonoids in Ginkgo biloba leaf

银杏叶提取物类脂质体的制备工艺研究

Studies on Preparation of Ginkgo Bilobal Extract Niosome

以奶粉、银杏叶黄酮类化合物为主要原料，采用正交实验研制出银杏叶乳饮料生产的最佳工艺配方为：奶粉14%，银杏叶类黄酮物质0.04%，白砂糖3%。

The best producing technology for Ginkgo drink was obtained through orthogonal experiments . The result turns out to be : powdered milk 14 % , sugar 3 % , Ginkgo leaf flavonoid 0.04 % .

目的测定银杏叶片中萜类内酯银杏内酯A，B，C及白果内酯的含量。

Objective To determine the content of ginkgolide A , B , C and bilobalide in the Ginkgo tablet .

概述了目前银杏叶中黄酮类化合物的提取工艺和分析方法。

Extraction and analytical methods of flavones from Ginkgo biloba leaves are reviewed .

银杏废叶中类胡萝卜素的提取

Extraction of Carotenoids from Gingko Leaves

D（101）型吸附树脂纯化银杏叶中黄酮类化合物的研究

Study on Purification of Flavonoids from Ginkgo BilobaL Leaves by Using D_ ( 101 ) Resin

研究了乙醇-水体系浸取银杏叶中黄酮类化合物的工艺条件，通过分光光度法测定黄酮的含量并计算它的浸出率。

Using ethanol-water as leaching reagent , the technological factors extracting flavones from Ginkgo leaves are studied .

然而，银杏黄酮和萜类化合物生物合成途径在分子遗传学水平上还很少报道。

However , the overall biosynthetic pathways of flavonoids and terpenoids in G biloba are unclear at molecular genetic level .

银杏叶中萜类内酯含量从春季起逐渐增加，至夏末秋初达最高值，随后逐渐减少；

Terpene lactone content of leaves increased gradually in spring with a maximum in late summer and early fall , thereafter decreased ;

银杏叶中黄酮类化合物含量较高，其中以槲皮素、异鼠李素和山萘酚的糖苷为主。

Among these components , the content of flavonoids is higher , which mainly composed of glycosides of quercetin , isorhamnetin and kaempferol .

银杏茎中萜类内酯含量最低，相当于叶含量的1/3和根含量的1/2。叶中白果内酯含量在总萜类内酯中所占比例较高，而在根和茎中所占比例则较低。

Terpene lactone content of stem were the lowest , corresponding to 1 / 3 of leaves and 1 / 2 of root while bilobalide in leaves had a high ratio of total terpene lactone .